32672447 has 4 divisors (see below), whose sum is σ = 32707896. Its totient is φ = 32637000.

The previous prime is 32672441. The next prime is 32672467. The reversal of 32672447 is 74427623.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 32672447 - 2¹⁰ = 32671423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32672441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16304 + ... + 18197.

It is an arithmetic number, because the mean of its divisors is an integer number (8176974).

Almost surely, 2^32672447 is an apocalyptic number.

32672447 is a deficient number, since it is larger than the sum of its proper divisors (35449).

32672447 is an equidigital number, since it uses as much as digits as its factorization.

32672447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35448.

The product of its digits is 56448, while the sum is 35.

The square root of 32672447 is about 5715.9817179554. The cubic root of 32672447 is about 319.6886522469.

The spelling of 32672447 in words is "thirty-two million, six hundred seventy-two thousand, four hundred forty-seven".